Details

Comparable to Bosch refrigerator water filter 644845 / UltraClarity, the Tier1 RWF1110 replacement water filter installs easily with its twist design, while significantly reducing impurities from your water and ice before they can make it into your glass or drink. A dependable filter that you can count on to keep your drinking water and ice crystal clear and tasting great for up to six months. Fast shipping!

Installs easily with a quick twist design

Reduces sediment, rust and chlorine

Keeps fresh and clean drinking water and ice in your glass!

The TIER1-RWF1110 is comparable with the following part numbers

Bosch

9000077104

REPLFLTR10

RWF1110

641425

9000194412

Tier1

740570

BORPLFTR10

101443

9000 077104

BT-644845

1014430109

Replacement for the Following UPC

635510412434

825225847717

635510407690

Fits the Following Model Numbers

B22CS30SNS

B22CS30SNS-01

B22CS80SNS

B26FT70SNS

Instructions

1. Note: Filter must be pushed firmly into receiver and turned until filter is locked in place. If filter is not locked correctly, water will not flow.

2. DO NOT use any tools to install this filter

3. Shut off water supply

4. Twist the old filter a quarter-turn counterclockwise and remove

5. Insert new filter into the refrigerator receiver, push the new filter until it stops

6. Twist the filter a quarter-turn clockwise

7. Reset water filter status display

8. Flush filter with 3-4 gallons of with water until water runs clear. Some noise is not uncommon as air is purged from the system.

9. If filter sits for several days without use, flush a quart of water through the filter to remove stale water from refrigerator water lines